design and construction of a synchronous generator test setup

A study of the design and construction of a 3D printer using FDM technology

A study of the design and construction of a 3D printer using FDM technology

... discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/310954376 A study of the design and construction of a 3D printer using FDM technology based on ... CITATIONS    PUBLICATION   0 CITATIONS    SEE PROFILE Some of the authors of this publication are also working on these related projects: VNM.ROV-01 View project All content following this page ... Delta parallel robot Conference Paper · November 2016 CITATIONS READS 128 authors: Quoc-Nam Tang Ngoc-Binh Nguyen Le Quy Don Technical University Le Quy Don Technical University 24 PUBLICATIONS   0

Ngày tải lên: 30/11/2021, 21:30

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design and construction of a specialised biomimetic robot in multiple swimming gaits

design and construction of a specialised biomimetic robot in multiple swimming gaits

... lateral speed of the caudal Travelling wave generated by undulatory motion of fish with the x˙ isofthe cruising heave of the caudalangle fin and W; the instantaneous of attack theaverage caudal ... Table Constant parameters of UC-Ika after optimisation support materials The base material, Acrylnitril-ButadienStyrol-Copolymerisat (ABS), is in fact the actual material of the fabrication After ... The CAD design of UC-Ika Sayyed Farideddin Masoomi, Stefanie Gutschmidt, Nicolas Gaume, Thomas Guillaume, Connor Eatwel, XiaoQi Chen and Mathieu Sellier: Design and Construction of a Specialised

Ngày tải lên: 24/12/2022, 14:04

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Báo cáo hóa học: " Research Article Design and Implementation of a Lightweight Security Model to Prevent IEEE 802.11 Wireless DoS Attacks" pdf

Báo cáo hóa học: " Research Article Design and Implementation of a Lightweight Security Model to Prevent IEEE 802.11 Wireless DoS Attacks" pdf

... consists of two areas as authorized and attacker The authorized area consists of two wireless stations associated to the access point which follow the IEEE 802.11 standard MAC layer The attacker area ... Implementation of a Lightweight Security Model to Prevent IEEE 802.11 Wireless DoS Attacks Mina Malekzadeh, Abdul Azim Abdul Ghani, and Shamala Subramaniam Faculty of Computer Science and Information ... new beacon frames with wrong timestamp (iii) Replay attacks: the attacker may replay a beacon frame with some delay latter All the above attacks on time synchronization have one main goal, which

Ngày tải lên: 21/06/2014, 05:20

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Báo cáo hóa học: " Research Article Design and Implementation of a Generic Energy-Harvesting Framework Applied to the Evaluation of a Large-Scale Electronic Shelf-Labeling Wireless Sensor Network" pdf

Báo cáo hóa học: " Research Article Design and Implementation of a Generic Energy-Harvesting Framework Applied to the Evaluation of a Large-Scale Electronic Shelf-Labeling Wireless Sensor Network" pdf

... is the farad; farad = coulomb per volt; typical capacitances are measured in microfarads or picofarads) 5.2.1 The Virtual Capacitor To implement the law of Coulomb, a TinyOS application was developed ... 5.3.1 Battery Emulation For a battery emulation of 3.49 V and 2000 mAh, we could define a full battery with initial voltage of 3.49 V and a harverster which is equal to zero and a capacitor of 2063 ... 3B37 3A2 8 3B49 3B50 3A2 6 3B53 3A2 7 Controller 3A3 1 3A2 2 3A2 3 3A1 4 3A1 1 3A1 9 3B51 3B54 3A2 0 3A7 3B35 3B38 3A4 3A1 3A1 0 3A1 5 3A8 3A1 6 3B42 3B46 3A2 1 3A1 8 3A9 3A2 3A6 3A3 Figure 12: Spatial distribution

Ngày tải lên: 21/06/2014, 11:20

12 524 1
báo cáo hóa học:" Research Article Design and Implementation of a Testbed for IEEE 802.15.4 (Zigbee) Performance Measurements" doc

báo cáo hóa học:" Research Article Design and Implementation of a Testbed for IEEE 802.15.4 (Zigbee) Performance Measurements" doc

... port and it saves each consecutive packet in a file for future analysis A new file is created for each trial A second Java program (Analyze.java) was developed to analyze the saved files containing ... assessment of indoor locations One of these would be personal area networks (PAN) for patient monitoring Fort et al in [9] create a model to understand radio narrow band propagation near the body at ... 915 MHz and 2.45 GHz bands A model is developed for path loss, small-scale fading, and RMS delay spread Another indoor application is building monitoring Wilson et al in [10] created an advanced

Ngày tải lên: 21/06/2014, 18:20

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báo cáo hóa học:" Research Article Design and Implementation of a Single-Frequency Mesh Network Using OpenAirInterface" docx

báo cáo hóa học:" Research Article Design and Implementation of a Single-Frequency Mesh Network Using OpenAirInterface" docx

... necessary to carry out performance evaluations and field trials in parallel to standard development Easily reconfigurable testbeds are a convenient way to investigate new ideas and to tackle many ... channel measurements which can be used for channel characterization and capacity analysis [2] Apart from a general overview of OpenAirInterface, in this paper we present OpenAirMesh? ?a specification ... to transport data traffic corresponding to a particular flow Table 4: Transport and physical channels Each of the transport channels is mapped to a corresponding physical channel of the same name

Ngày tải lên: 21/06/2014, 18:20

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Báo cáo hóa học: "Design and implementation of a real time and train less eye state recognition system" docx

Báo cáo hóa học: "Design and implementation of a real time and train less eye state recognition system" docx

... Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. Design and implementation of a real time and ... and pupil. Authors of [6, 7] use the fact that the iris and pupil are darker than skin and white part of the eye. Authors of [11] proposed an algorithm based on the cascade AdaBoost classifier. ... implemented it on a Field Programmable Gate Arrays (FPGA) hardware platform. The results show a fast performance and acceptable accuracy for the proposed train less eye state recognition algorithm.

Ngày tải lên: 21/06/2014, 19:20

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Báo cáo hóa học: " Design and Characterization of a 5.2 GHz/2.4 GHz ΣΔ Fractional-N Frequency Synthesizer for Low-Phase Noise Performance" potx

Báo cáo hóa học: " Design and Characterization of a 5.2 GHz/2.4 GHz ΣΔ Fractional-N Frequency Synthesizer for Low-Phase Noise Performance" potx

... Rogers et al designing analog and digital ASICs for wireless and satellite communications From 2000 to 2001, he was with YAFO Networks, Hanover, Maryland, where he was a Technical Manager and a Principal ... normally a commercially available part and data on its phase noise performance is often available from the manufacturer The ΣΔ phase noise can be estimated from (24) Note that the maximum fractionality ... all CMOS It was designed for multiband WLAN applications, and had a reference frequency of 40 MHz, a fairly standard charge pump and PFD configuration with gain Kphase of 750 ? ?A/ 2π, a multimodulus

Ngày tải lên: 22/06/2014, 22:20

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Báo cáo hóa học: " Design and Realization of a New Signal Security System for Multimedia Data Transmission" ppt

Báo cáo hóa học: " Design and Realization of a New Signal Security System for Multimedia Data Transmission" ppt

... (20) Besides, we also define an index of data rate per area (DRPA), that is, Data rate/NArea, as shown in ( 21 ), to reflect the ef- ficiency of the hardware design for data encrypter and de- crypter. ... usually has low data security. The value transformation algorithms transform the data value of the original signal with some kinds of transformation. It has the potential of low computa- tional ... attack and the known plaintext attack [17]. 3. SIMULATION RESULTS 3.1. Software simulation and the calculation of fractal dimension In the simulation, ten images of size 256 × 256 are used. As

Ngày tải lên: 23/06/2014, 01:20

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Design and simulation of a shunt active filter pdf

Design and simulation of a shunt active filter pdf

... Acta Universitatis Sapientiae Electrical and Mechanical Engineering, 1 (2009) 53-63 53 Design and Simulation of a Shunt Active Filter in Application for Control of Harmonic ... of a nonlinear load of rectifier... current was also recorded Analyzing the harmonic spectra of the compensated currents, it results that the weight of the 5th and 7th harmonics are ... signal generator, 5 – nonlinear load Figure 5: Simulink model. Fig. 6 and 8 show the current waveforms and their harmonic spectrum in case of a non-linear load taken for study, whereas Fig.

Ngày tải lên: 06/07/2014, 09:20

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BS 5588 4 1978 fire precautions in the design and construction of buildings MVAC

BS 5588 4 1978 fire precautions in the design and construction of buildings MVAC

... obtaining the equivalent resistance of a combination of series and parallel paths of air leakage 12 © BSI 01-1999 BS 5588- 4: 1978 For combinations of series and parallel paths ... single-leaf and 1.6 m2 in area.) b) For buildings of more than 10 storeys the leakage area of all of the other doors in the staircase (plus any other leakage areas) has to be totalled ... combining leakages in parallel... maintenance arrangements for all the equipment In all of these items special arrangements will need to be made to ensure that in the event of and during

Ngày tải lên: 28/09/2014, 23:27

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BS 5588 4 1978 fire precautions in the design and construction of buildings—MVAC

BS 5588 4 1978 fire precautions in the design and construction of buildings—MVAC

... obtaining the equivalent resistance of a combination of series and parallel paths of air leakage 12 © BSI 01-1999 BS 5588- 4: 1978 For combinations of series and parallel paths ... the leakage area of all of the other doors in the staircase (plus any other leakage areas) has to be totalled and the proportion of the input air that will flow out of the ... combining leakages in parallel... maintenance arrangements for all the equipment In all of these items special arrangements will need to be made to ensure that in the event of and during

Ngày tải lên: 28/09/2014, 23:27

46 931 3
BS 5588 5 1991 fire precautions in the design and construction of buildings firefighting

BS 5588 5 1991 fire precautions in the design and construction of buildings firefighting

... stair and firefighting lift and the accommodation needs to be solely via the firefighting lobby Where it is impractical to locate all adjacent lifts within the firefighting shaft ... the early stages of fire it is unlikely that the door between the firefighting lobby and the accommodation would be directly attacked by fire, although the wall separating ... provision of firefighting lobbies and any fire main;... the stair and the accommodation A firefighting lift opening into the firefighting lobby may need to be provided in certain

Ngày tải lên: 28/09/2014, 23:28

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commentary on design and construction of reinforced concrete chimneys (aci 307-98)

commentary on design and construction of reinforced concrete chimneys (aci 307-98)

... the ACI J OURNAL, Proceedings V. 30, Mar Apr. 1934. This specification was adopted as a tentative standard in February 1936. Although this tentative standard was never accepted by ACI as a regular ... significance and limitations of its content and recommendations and who will accept responsibility for the application of the material it con- tains. The American Concrete Institute disclaims any and all ... steam plants. The material in the standard was reorganized, charts were added, and the methods for determining loads due to wind and earthquakes were revised. The information on design and construction

Ngày tải lên: 24/10/2014, 15:45

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commentary on standard practice for design and construction of concrete silos and stacking tubes for storing gran

commentary on standard practice for design and construction of concrete silos and stacking tubes for storing gran

... structures, and many engi- neers are unfamiliar with computation of their design loads and with other design and detail requirements. It is important that the design and the preparation of project drawings ... H. Mahmoud Chairman Vahe A. Aprahamian Donald Midgley William D. Arockiasamy German R. Gurfinkel Jack Moll Leon Bialkowski Ernest C. Harris Lee A. Nash Alfred G. Bishara Donald S. Jack Rodney M. ... R4.1—Notation R4.2—General Commentary on Standard Practice for Design and Construction of Concrete Silos and Stacking Tubes for Storing Granular Materials (ACI 313-97) ACI 313R-97 Mostafa H. Mahmoud

Ngày tải lên: 24/10/2014, 15:45

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design and construction of reinforced concrete chimneys (aci 307-98)

design and construction of reinforced concrete chimneys (aci 307-98)

... D. Richart Edward L. Yordy Thomas Joseph Wadi S. Rumman 307-2 ACI STANDARD CHAPTER 1—GENERAL 1.1—Scope This standard covers the design and construction of circu- lar cast-in-place or precast reinforced ... wind load take account of dy- namic action but are simplified and lead to equivalent static loads. A properly substantiated dynamic analysis may be used in place of these provisions. 4.2.2 Along-wind ... Engineers, and the American Society for Testing and Materials referred to in this standard are listed in the following with their serial designations, including the year of adoption or revision, and are

Ngày tải lên: 24/10/2014, 15:46

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The Design and Implementation of a Log-Structured File System

The Design and Implementation of a Log-Structured File System

... The bandwidth of each of the five phases is shown separately. Sprite LFS has a higher write bandwidth and the same read bandwidth as SunOS with the exception of sequen- tial reading of a file that ... log as the most up to date ‘‘truth’’ about the state of the data on disk. The main difference is that database systems do not use the log as the final repository for data: a separate data area is ... in part by the National Aeronautics and Space Administration and the Defense Advanced Research Projects Agency under contract NAG2-591. This paper will appear in the Proceedings of the 13th ACM...

Ngày tải lên: 12/09/2012, 15:05

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Design and Implementation of a Three-Phase Induction Motor Control Scheme

Design and Implementation of a Three-Phase Induction Motor Control Scheme

... A2 8 Gareth S Roberts 6. The MATLAB design The MATLAB design constructed is used to simulate the final FO control design where all parameters, processes and variables are modelled mathematically. ... types of induction motors: “the squirrel cage induction motor” and the “wound motor”. An explanation of the advantages and disadvantages of each is given. Essential concepts such as synchronous ... induction machine is an electrical device. The electrical properties that are of particular interest to this thesis project are the stator and rotor’s resistance and inductance, as well as the magnetizing...

Ngày tải lên: 27/10/2013, 23:15

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Design and Simulation of A CMOS-MEMS Accelerometer

Design and Simulation of A CMOS-MEMS Accelerometer

... major parameters of the device. Only the ratio of parasitic capacitance and sensing capacitance can be measured, and the estimated value is calculated assuming a total sensing capacitance of 60fF. ... of 60fF. Parasitic capacitance and mismatch of sensing capacitance is measured in a way as shown in Figure 5.4. The capac- itance ratios are derived from the ratios of driving signals and buffer ... C f1 and C f2 are reset to zero charge, and hold capacitors C h ’s are floating. During the Integrate 1 phase, the difference of charges on C i1 and C i2 are inte- grated to C f1 and C f2 , and...

Ngày tải lên: 27/10/2013, 23:15

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Tài liệu Design And Simulation Of A Cmos-Mems Accelerometer doc

Tài liệu Design And Simulation Of A Cmos-Mems Accelerometer doc

... performed on a probe station. Table 1 lists major parameters of the device. Only the ratio of parasitic capacitance and sensing capacitance can be measured, and the estimated value is calculated assuming ... assuming a total sensing capacitance of 60fF. Parasitic capacitance and mismatch of sensing capacitance is measured in a way as shown in Figure 5.4. The capac- itance ratios are derived from the ratios ... value of these parasitic capacitors is around 70fF, which is the same order as the total sensing capacitance. Parasitic capacitance of diodes and input transistors of buffers is relatively small,...

Ngày tải lên: 22/12/2013, 08:16

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